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Siemens Phase Monitoring Relay With DPDT Contacts, 3 Phase, 320 → 500 V ac [3UG4511-1BP20]; 518-7275
SiemensTHÔNG SỐ KỸ THUẬT Monitoring Application Phase Supply Voltage 320 → 500 V ac Contact Configuration DPDT Electrical Phase 3 Phase Se...
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